Polycom Vortex EF2211 User Manual

S01MUTEGIL2
Toggle mute status of all line inputs.
S01MUTEIAa
S01MUTEIBb ,
where a and b reflect the mute status (0
or 1) of each of the line inputs. If this
command was issued after the example
above, then the status messages would
be:
S01MUTEIA0
S01MUTEIB0 .
S01MUTEGIL?
Query the mute status of all the line
inputs.
S01MUTEIAa
S01MUTEIBb ,
where a and b reflect the mute status (0
or 1) of each of the line inputs. If this
command was issued after the example
above, then the status messages would
be:
S01MUTEIA0
S01MUTEIB0 .
8.107. MUTEI -- Mute One or More Inputs
This command sets or queries the mute status of the analog inputs (1, A, B, T) .
This command is a channel boolean command. See
Section 6.3 and Section 6.1 for more information
on this type of command.
This command is saved to non-volatile memory only as part of a preset. The state of this command
will be restored after power-up only if a preset is saved and that preset is set to be the power-on
preset.
Example Description Status Message
S01MUTEI11
Mute input 1 .
S01MUTEI11
S01MUTEIA0
Unmute input A .
S01MUTEIA0
S01MUTEIT2
Toggle mute status of input T .
S01MUTEITx , where x is either 0 or 1
depending on the current mute status of the
input.
S01MUTEI1?
Query mute status of input 1 .
S01MUTEI1x , where x is either 0 or 1
depending on the current mute status of the
input.
S01MUTEI*1
Mute all inputs (1, A, B, T) .
S01MUTEI*1111
S01MUTEI*0
Unmute all inputs (1, A, B, T) .
S01MUTEI*0000
S01MUTEI*1001
Mute inputs 1 and T and unmute
inputs A and B.
S01MUTEI*1001

Polycom Vortex EF2211 Specifications

Power

input voltage	110-240 VAC
frequency	47-63 Hz
power consumption	25 W
phantom power	24 V

Connectors

RS-232	DB9F
EF Bus In/Out	RJ45
Telephone Line/Set	RJ11
Control/Status	DB25F
Audio	3.5mm quick connect terminal blocks

Audio Specifications

microphone input	-30 dBu to +0 dBu
line inputs	-20 dBu to +0 dBu
line outputs	-20 dBu to +0 dBu
loudspeaker output	10 W, 4-16 Ohms
input impedance	10 k Ohms
output impedance	50 Ohms
headroom	20 dB
signal to noise ratio	85 dB
frequency response	20 Hz - 22 kHz

Echo and Noise Cancellation

total cancellation	65 dB
convergence rate	40 dB/second
noise cancellation	0-15 dB
echo cancellation	40 dB, total >65 dB
convergence	30 dB/second
cancellation span	32 ms
acoustic echo cancellation span	270 ms

Operating Environment

operating temperature	0 °C - 40 °C
status outputs	5 V, 20 mA each

Weight and Dimensions

width	483 mm
length	244 mm
height	45 mm
weight	1.8 kg
shipping weight	2.5 kg